<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>

<style>

    a {
        line-height: 60px;
    }

    span {
        line-height: 80px;
    }

</style>
<body>


<a href="#">aaa</a>
<span>aaaa</span>
<span>aaaa</span>


</body>
</html>